Mobile phones are more than just phones. They have become indispensable portable computers, helping manage our personal lives, connecting us at all times to the office and bringing us the information we want, when we want it at the speed of light.

WASHINGTON — Keynotes by Sir Richard Branson, the $4 billion Virgin serial entrepreneur, and global strategist Jonathan Salem Baskin. Panel after panel on mobile banking, peer-to peer-payments and the rules of engagement with social media. A tentative obituary for near field communication, an innovative payments technology around which enthusiasm seems...